GB1237954A - - Google Patents

Info

Publication number
GB1237954A
GB1237954A GB1237954DA GB1237954A GB 1237954 A GB1237954 A GB 1237954A GB 1237954D A GB1237954D A GB 1237954DA GB 1237954 A GB1237954 A GB 1237954A
Authority
GB
United Kingdom
Prior art keywords
weight
catalyst
nov
oxidation
carrier
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE19671643697 external-priority patent/DE1643697A1/de
Application filed filed Critical
Publication of GB1237954A publication Critical patent/GB1237954A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0215—Coating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/20—Vanadium, niobium or tantalum
    • B01J23/22—Vanadium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
    • C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
  • Furan Compounds (AREA)
GB1237954D 1967-11-17 1968-11-15 Expired GB1237954A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19671643697 DE1643697A1 (de) 1967-11-17 1967-11-17 Verfahren zur Herstellung von Phthalsaeureanhydrid

Publications (1)

Publication Number Publication Date
GB1237954A true GB1237954A (xx) 1971-07-07

Family

ID=5684357

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1237954D Expired GB1237954A (xx) 1967-11-17 1968-11-15

Country Status (4)

Country Link
AT (1) AT281799B (xx)
BE (1) BE723887A (xx)
FR (1) FR1592666A (xx)
GB (1) GB1237954A (xx)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4582911A (en) * 1984-06-29 1986-04-15 Exxon Research & Engineering Co. Molecular oxidation of aromatic hydrocarbons to the corresponding anhydrides using an improved catalyst
US4582912A (en) * 1984-10-01 1986-04-15 Exxon Research & Engineering Co. Process for preparing carboxylic anhydride using improved catalysts
US4728744A (en) * 1985-10-02 1988-03-01 Exxon Chemical Patents Inc. Catalysts for preparation of aromatic carboxylic anhydrides
US4791092A (en) * 1984-06-29 1988-12-13 Exxon Research & Engineering Co. Aromatic carboxylic anhydride catalyst
US4814317A (en) * 1985-10-02 1989-03-21 Exxon Chemical Patents Inc. Process for preparing catalysts for preparation of aromatic carboxylic anhydrides
US4831164A (en) * 1985-10-02 1989-05-16 Exxon Chemical Patents Inc. Process of preparing carboxylic anhydride
US4835126A (en) * 1986-05-06 1989-05-30 Exxon Research & Engineering Company Process for preparing a catalyst for the preparation of a carboxylic anhydride
US4931572A (en) * 1989-05-17 1990-06-05 Exxon Chemical Patents Inc. Aromatic carboxylic anhydride catalyst
US5795841A (en) * 1995-07-24 1998-08-18 Bayer Aktiengesellschaft Process for producing coated, nonporous support materials

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2106796C3 (de) * 1971-02-12 1981-09-24 Wacker-Chemie GmbH, 8000 München Verfahren zur Herstellung Festbettkatalysatoren mit einem Überzug aus Vanadiumpentoxid und Titandioxid
GB8524544D0 (en) * 1985-10-04 1985-11-06 Shell Int Research Poly-metal containing catalyst

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4582911A (en) * 1984-06-29 1986-04-15 Exxon Research & Engineering Co. Molecular oxidation of aromatic hydrocarbons to the corresponding anhydrides using an improved catalyst
US4791092A (en) * 1984-06-29 1988-12-13 Exxon Research & Engineering Co. Aromatic carboxylic anhydride catalyst
US4582912A (en) * 1984-10-01 1986-04-15 Exxon Research & Engineering Co. Process for preparing carboxylic anhydride using improved catalysts
US4728744A (en) * 1985-10-02 1988-03-01 Exxon Chemical Patents Inc. Catalysts for preparation of aromatic carboxylic anhydrides
US4814317A (en) * 1985-10-02 1989-03-21 Exxon Chemical Patents Inc. Process for preparing catalysts for preparation of aromatic carboxylic anhydrides
US4831164A (en) * 1985-10-02 1989-05-16 Exxon Chemical Patents Inc. Process of preparing carboxylic anhydride
US4835126A (en) * 1986-05-06 1989-05-30 Exxon Research & Engineering Company Process for preparing a catalyst for the preparation of a carboxylic anhydride
US4931572A (en) * 1989-05-17 1990-06-05 Exxon Chemical Patents Inc. Aromatic carboxylic anhydride catalyst
US5795841A (en) * 1995-07-24 1998-08-18 Bayer Aktiengesellschaft Process for producing coated, nonporous support materials

Also Published As

Publication number Publication date
BE723887A (xx) 1969-05-14
FR1592666A (xx) 1970-05-19
AT281799B (de) 1970-06-10

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee